body {
	text-align: center;
	color: white;
	background-image: url(background.jpg);
	background-size: 120%;
	padding: 0;
	margin: 0;
	background-attachment: fixed;
}

ul {
    list-style-type: none;
    margin: 0;
    padding: 0;
    overflow: hidden;
    background-color: #e7e7e7;
}

li {
    float: left;
}

li a {
    display: block;
    color: #666;
    text-align: center;
    padding: 14px 16px;
    text-decoration: none;
}

li a:hover:not(.active) {
    background-color: #ddd;
}

.active {
	background-color: #008CBA;
	color:white;
}

.btn { 
    border: none;
    color: white;
    padding: 15px 32px;
    text-align: center;
    text-decoration: none;
    display: inline-block;
    font-size: 16px;
    margin: 4px 2px;
	cursor: pointer;
	border-radius: 4px;
}

.btn-blue {
	background-color: #0099cc;
}

.btn-blue:hover {
	background-color: #0099ff;
}

.btn-blue:active {
	background-color: #006699;
}

.btn-green {
	background-color: #00cc66;
}

.btn-green:hover {
	background-color: #00cc99;
}

.btn-green:active {
	background-color: #009966;
}